Steve Flanges is a top-notch manufacturer and supplier located in Canberra, Australia, specializing in high-quality ANSI B16.5 Class 2500 Flanges that are built to withstand extreme pressure and temperature conditions. These flanges are crafted in line with ANSI B16.5 standards, ensuring they offer remarkable strength, precision, and reliability even in the toughest industrial settings. You can choose from carbon steel, stainless steel, and alloy steel options to suit various operational requirements. Thanks to advanced manufacturing techniques and rigorous quality checks, Steve Flanges guarantees that its Class 2500 Flanges provide exceptional performance, leak-proof connections, and long-lasting durability for critical piping systems.
The ANSI B16.5 Class 2500 Flanges are made from high-grade materials that include elements like carbon, manganese, silicon, and chromium, depending on the type of material. This composition gives them outstanding tensile and yield strength, allowing them to handle pressures of up to about 6170 psi at 38°C (100°F). These flanges are designed to resist corrosion, heat, and mechanical stress while maintaining their shape and accuracy even under extreme conditions. Their robust structure ensures reliable performance and a secure seal, even in high-stress situations.
Steve Flanges, a leading supplier in Canberra, Australia, offers an extensive selection of ANSI B16.5 Class 2500 Flanges, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region.
| Size Range | 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000 |
|---|---|
| Standards | B16.47 Series A & B, ANSI/ASME B16.5, BS4504, B16.48, EN-1092, BS 10, DIN, ANSI Flanges, BS Flanges, ASME Flanges, EN Flanges, DIN Flanges, GOST Flanges. |
| DIN | 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 |
| JIS | 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K |
| UNI | 6Bar 10Bar 16Bar 25Bar 40Bar |
| EN | 6Bar 10Bar 16Bar 25Bar 40Bar |
| Main Types | Threaded / Forged / Plate /Screwed |
| Flange supporting material | Ring Joint, Gasket, Flange Bolts |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Most Common Types |
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| Production technique |
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| Connect Type/ Flange Face Type | Ring Type Joint (RTJ), Raised Face (RF),Large Male-Female (LMF), Flat Face (FF),Small Male-Female (SMF), Lap-Joint Face (LJF), Large Tongue & Groove, Small Tongue, Groove |
| Special design | As per your drawing AS, ANSI, BS, DIN and JIS 15 NB (1/2″) to 200 NB (8″) Equal and Reducing Configurations Class 2500 Threaded Flange, Socketweld Flange, Slip-On Flange, Blind Flange, Weld Neck Flange |
| Test | Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector |
| Equipment | Bending machine, Press machine, electric bevelling machine, Pushing Machine, Sand-blasting machine etc |
| Origin | Indian / West Europe / Japan / USA / Korean |
| Specialized Manufacturer of |
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| Standard | ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc.
BS Flange, EN Flange, API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange
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| Normal pipe size | Outside dia. of flange | Minimum thickness of flange | Overall Length | Bolt Circle | No. and Size of Holes | O.D. of raised face | |||
| Welding neck | Slip-on & socket welding | Lap Joint | |||||||
| O | Q | Y | Diam. | No. | dia. | R | |||
| 1/2 | 12.1 | 22.3 | 60.3 | 31.8 | 31.8 | 82.5 | 4 | 22 | 35 |
| 3/4 | 130 | 25.4 | 69.8 | 34.9 | 34.9 | 89.0 | 4 | 22 | 43 |
| 1 | 149 | 28.6 | 73.0 | 41.3 | 41.3 | 101.5 | 4 | 25 | 51 |
| 1-1/4 | 159 | 28.6 | 73.0 | 41.3 | 41.3 | 111.0 | 4 | 25 | 64 |
| 1-1/2 | 178 | 31.8 | 82.6 | 44.4 | 44.4 | 124.0 | 4 | 29 | 73 |
| 2 | 216 | 38.1 | 101.6 | 57.2 | 57.2 | 165.0 | 8 | 25 | 92 |
| 2-1/2 | 244 | 41.3 | 104.8 | 63.5 | 63.5 | 190.5 | 8 | 29 | 105 |
| 3 | 267 | 47.7 | 117.5 | 73.0 | 73.0 | 203.0 | 8 | 32 | 127 |
| 3-1/2 | |||||||||
| 4 | 311 | 54.0 | 123.8 | 90.5 | 90.5 | 241.5 | 8 | 35 | 157 |
| 5 | 375 | 73.1 | 155.5 | 104.8 | 104.8 | 292.0 | 8 | 41 | 186 |
| 6 | 394 | 82.6 | 171.4 | 119.1 | 119.1 | 317.5 | 12 | 38 | 216 |
| 8 | 483 | 92.1 | 212.7 | 142.9 | 142.9 | 393.5 | 12 | 45 | 270 |
| 10 | 584 | 108.0 | 254.0 | 158.8 | 177.8 | 482.5 | 12 | 51 | 324 |
| 12 | 673 | 123.9 | 282.9 | 181.0 | 219.1 | 571.5 | 16 | 54 | 381 |
| 14 | 749 | 133.4 | 298.4 | —– | 241.3 | 635.0 | 16 | 60 | 413 |
| 16 | 826 | 146.1 | 311.2 | —– | 260.4 | 705.0 | 16 | 51 | 470 |
| 18 | 914 | 162.0 | 327.0 | —— | 276.2 | 474.5 | 16 | 73 | 538 |
| 20 | 984 | 117.8 | 355.4 | —– | 292.1 | 832.0 | 16 | 80 | 584 |
| 24 | 1168 | 203.2 | 406.4 | —– | 330.2 | 990.5 | 16 | 92 | 692 |
ANSI B16.5 Class 2500 flanges are also widely used in high-pressure piping systems in many industries. Because of their sturdy build, they are used in oil and gas, chemical processing, power generation, and petrochemical processing industries. They are used to connect pipes, valves, pumps, and other equipment to create safe leak-proof unions in high-stress situations. They are especially useful in applications with high strength and corrosion resistance, high temperature, and pressure. Typical applications are refineries, offshore platforms, power plants, and heavy machinery in industry, where performance and reliability are imperative in ensuring operational performance and safety.
Yes, we offer custom sizes for ANSI B16.5 Class 2500 Flanges to meet specific project needs. Our team at Steve Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@steveflanges.com.
You’ll find ANSI B16.5 Class 2500 Flanges being used in high-pressure applications across various industries, including oil and gas, petrochemical, offshore drilling, power generation, and chemical processing. They’re perfect for connecting pipes, valves, and pumps in systems that transport gases, steam, or liquids under intense pressure. Common types include weld neck, blind, socket weld, and threaded flanges. With their unmatched strength, precision, and durability, ANSI B16.5 Class 2500 Flanges from Steve Flanges are a go-to choice for engineers looking for reliable solutions in critical, high-performance industrial operations.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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